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    <head>
        <meta charset="UTF-8"/>
        <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0" />
        <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
        <title>CSS visibility属性的株连性测试demo</title>
        <style>
            .visibilityVisible{
                visibility: visible;
            }
            .visibilityHidden{
                visibility: hidden;
            }
        </style>
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    <body>
        <h1>您可能不知道的CSS元素隐藏“失效”以其妙用</h1>
        <p><a href="https://www.zhangxinxu.com/wordpress/2012/02/css-overflow-hidden-visibility-hidden-disabled-use/">来源</a></p>
        <p>
            <a href="#" class="visibilityHidden">
                <img src="http://image.zhangxinxu.com/image/study/s/s256/mm1.jpg" />
            </a>
        </p>
        <p>
            <a href="#" class="visibilityHidden">
                <img class="visibilityVisible" src="http://image.zhangxinxu.com/image/study/s/s256/mm1.jpg" />
            </a>
        </p>
    </body>
</html>